@misc{indiciae73bb53d41889,
  title = {Gravity map of the Nabesna Quadrangle, Alaska},
  author = {David F. Barnes and Robert L. Morin},
  year = {1975},
  doi = {10.3133/mf655i},
  url = {https://pubs.usgs.gov/publication/mf655I},
  note = {Source identifier: mf655I}
}